These Classes include 1975 to late 80s, as described below. Age Classes listed are for any bikes 1975 to any model BEFORE linkage& discs.

The Unlimited & Revolution classes are for 80s models with linkage, water cooling & discs.

NOTE: this is NOT a race day schedule -
it's a LIST of CLASSES offered; the race day skedj comes out on race day

The Spirit of Vintage
H&T / VDR prides itself on having a simple rulebook. If you don't see a specific rule against some modern components, do not asssume it is OK. In this scenario, the referee will make a decision. Does Ahrma allow it? If not then it is very likely not OK. Ask the referee

EVOLUTION Classes : Vintage & "linkage" Bikes not allowed in Evo Classes engine size classes:

100 (up to 100cc, ) all Evo 100s - Production 100cc Bikes, No Big Bores

125 (up to 125cc, 4-Strokes allowable to 150) (Riders must be 13 or older)

250 (175s & 250s, 4-Strokes allowable to 300) (Riders must be 13 or older)

Open (350s and up) (Riders must be 13 or older) e.g 125s & 250s not allowed in Open

Trans-Am Class Class made for the bikes that fall though the crack between Vintage and Evolution. (1975-1976) - STUDY THE LIST IN DETAIL SPECIFICS about Trans - Am Class

rider age classes:

- 40 (Riders 13 or older) (really this is an "Open Age" class) Note that "linkage" bikes are not allowed in Age Classes

+40 (no riders under 40) Note that "linkage" bikes are not allowed in Age Classes

+50 (no riders under 50) Note that "linkage" bikes are not allowed in Age Classes

+60 (no riders under 60) Note that "linkage" bikes are not allowed in Age Classes `

other classes

Women (non-Men) (Riders must be 13 or older)

Four-Stroke (Riders must be 13 or older)

Unlimited (Riders must be 13 or older) (a catch-all class: any Vintage or Evo, plus air cooled drum brake bikes with linkage)

Revolution (Riders must be 13 or older) ( any linkage + disc brake bikes up to 1989 )

Vintage Classes here

Question? - ask the editor

but your honor, I thought my bike was OK for Plus Forty....
still pretending you don't know which bike is "linkage" ?

wait... what about the Trans-Am Class?